Revision 34a70859bcb74d20d0b5f265d4ffc2e8c7d3b2b4 authored by Maysam Yabandeh on 25 March 2017, 00:07:38 UTC, committed by Facebook Github Bot on 25 March 2017, 00:24:11 UTC
Summary: Fixes #1961 which causes a segfault when filter_policy is nullptr and both pin_l0_filter_and_index_blocks_in_cache/cache_index_and_filter_blocks are set. Closes https://github.com/facebook/rocksdb/pull/2029 Differential Revision: D4764862 Pulled By: maysamyabandeh fbshipit-source-id: 05bd695
1 parent 8dee8ca
likely.h
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same directory.
//
// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file. See the AUTHORS file for names of contributors.
#ifndef PORT_LIKELY_H_
#define PORT_LIKELY_H_
#if defined(__GNUC__) && __GNUC__ >= 4
#define LIKELY(x) (__builtin_expect((x), 1))
#define UNLIKELY(x) (__builtin_expect((x), 0))
#else
#define LIKELY(x) (x)
#define UNLIKELY(x) (x)
#endif
#endif // PORT_LIKELY_H_
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